There is a muscular, tattooed man holding a machine gun. He is in front of an expensive sports car, with gold chains around his neck and what looks like a Rolex on his wrist. The man is standing proudly…

A masked man gestures before the ISIL flag in a video released by Islamic State militants.
ReutersJuly 13, 2015

For most British people the Dunkirk evacuation between May 26 and June 4 1940 was the most significant early event of World War II. And in the 75 years since those momentous events it has come to occupy…